Part Number 855966 942.5 MHz SAW Filter Data Sheet Features • • • • • • • • For EGSM applications Usable bandwidth 35 MHz High attenuation Superior amplitude and phase balance Single-ended input Balanced output Ceramic Surface Mount Package (SMP) Small size • Package Pin Configuration Surface Mount 2.50 x 2.00 x 0.76 mm Bottom View 2 3 5 4 1 0.76 NOM. 0.84 MAX. 2.50 0.94 2.00 1.38 0.50 0.50 Pin No. 1 2,5 3,4 Description Input, Unbalanced Input, Case ground Output, Balanced 0.94 Dimensions shown are nominal in millimeters All tolerances are ±0.10mm Body: Al2O3 ceramic Lid: Kovar or Alloy 42, Au over Ni plated Terminations: Au plating 0.5 - 1.0µm, over a 2 - 6µm Ni plating Subject to change or obsolescence without notice Rev E 30-Jan-2003 Page 1 of 8 Part Number 855966 942.5 MHz SAW Filter Data Sheet Electrical Specifications (1) Operating Temperature Range: (2) +25 oC Parameter (3) Minimum Typical Maximum Unit - 942.5 - MHz - 2.3 2.5 3.2 dB dB - 0.2 1.6 dB p-p 50 30 20 23 50 65 38 22 28 65 - dB dB dB dB dB - 1.8 2.4 dB - 1.7 2.3 dB 175 180 185 degree -0.5 - 0 50 225 || 48nH 0.5 - dB Ω Ω Center Frequency Maximum Insertion Loss 925 - 960 MHz Excluding losses due to matching Including losses in matching test circuit shown below Amplitude Ripple 925 - 960 MHz Absolute Attenuation 0 - 880 MHz 880 - 905 MHz 905 - 915 MHz 980 - 1050 MHz 1050 - 6000 MHz Input VSWR 925 - 960 MHz Output VSWR 925 - 960 MHz Output Phase Balance φ(S31)- φ(S21) 925 - 960 MHz Output Amplitude Balance (|S31/S21|) 925 - 960 MHz Optimal Source Impedance (4) Optimal Load Impedance (4) Notes: 1. 2. 3. 4. All specifications are based on the test circuit shown below This specification is valid for room temperature only. The specification over the full temperature range(s) is available on the next page(s) Electrical margin has been built into the design to account for the variations due to manufacturing tolerances This is the complex conjugate of the unmatched filter’s impedance resulting in maximum power transfer Test Circuit: 50 Ω Single-ended Input 1 3 30nH 50Ω Subject to change or obsolescence without notice 2,5 150Ω 150 Ω Balanced Output 4 Rev E 30-Jan-2003 Page 2 of 8 Part Number 855966 942.5 MHz SAW Filter Data Sheet Electrical Specifications (1) Operating Temperature Range: (2) -10 to +80 oC Parameter (3) Minimum Typical Maximum Unit - 942.5 - MHz - 2.5 2.7 3.5 dB dB - 0.9 1.9 dB p-p 50 30 18 23 50 65 38 22 27 65 - dB dB dB dB dB - 2.1 2.4 dB - 2.1 2.3 dB 175 180 185 degree -0.5 - 0 50 225 || 48nH 0.5 - dB Ω Ω Center Frequency Maximum Insertion Loss 925 - 960 MHz Excluding losses due to matching Including losses in matching test circuit shown below Amplitude Ripple 925 - 960 MHz Absolute Attenuation 0 - 880 MHz 880 - 905 MHz 905 - 915 MHz 980 - 1050 MHz 1050 - 6000 MHz Input VSWR 925 - 960 MHz Output VSWR 925 - 960 MHz Output Phase Balance φ(S31)- φ(S21) 925 - 960 MHz Output Amplitude Balance (|S31/S21|) 925 - 960 MHz Optimal Source Impedance (4) Optimal Load Impedance (4) Notes: 1. 2. 3. 4. All specifications are based on the test circuit shown below In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over temperature Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances This is the complex conjugate of the unmatched filter’s impedance resulting in maximum power transfer Test Circuit: 50 Ω Single-ended Input 1 3 30nH 50Ω Subject to change or obsolescence without notice 2,5 150Ω 150 Ω Balanced Output 4 Rev E 30-Jan-2003 Page 3 of 8 Part Number 855966 942.5 MHz SAW Filter Data Sheet Electrical Specifications (1) Operating Temperature Range: (2) -20 to +80 oC Parameter (3) Minimum Typical Maximum Unit - 942.5 - MHz - 2.6 2.7 3.7 dB dB - 0.7 2.1 dB p-p 50 30 18 22 50 65 38 22 27 65 - dB dB dB dB dB - 1.8 2.4 dB - 1.8 2.3 dB 175 180 185 degree -0.5 - 0 50 225 || 48nH 0.5 - dB Ω Ω Center Frequency Maximum Insertion Loss 925 - 960 MHz Excluding losses due to matching Including losses in matching test circuit shown below Amplitude Ripple 925 - 960 MHz Absolute Attenuation 0 - 880 MHz 880 - 905 MHz 905 - 915 MHz 980 - 1050 MHz 1050 - 6000 MHz Input VSWR 925 - 960 MHz Output VSWR 925 - 960 MHz Output Phase Balance φ(S31)- φ(S21) 925 - 960 MHz Output Amplitude Balance (|S31/S21|) 925 - 960 MHz Optimal Source Impedance (4) Optimal Load Impedance (4) Notes: 1. 2. 3. 4. All specifications are based on the test circuit shown below In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over temperature Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances This is the complex conjugate of the unmatched filter’s impedance resulting in maximum power transfer Test Circuit: 50 Ω Single-ended Input 1 3 30nH 50Ω Subject to change or obsolescence without notice 2,5 150Ω 150 Ω Balanced Output 4 Rev E 30-Jan-2003 Page 4 of 8 Part Number 855966 942.5 MHz SAW Filter Data Sheet Electrical Specifications (1) Operating Temperature Range: (2) -20 to +80 oC Parameter (3) Minimum Typical Maximum Unit - 942.5 - MHz - 2.6 2.9 3.9 dB dB - 0.7 2.1 dB p-p 50 30 18 22 50 65 38 22 27 65 - dB dB dB dB dB - 1.8 2.4 dB - 1.8 2.3 dB 175 180 185 degree -0.5 - 0 50 225 || 48nH 0.5 - dB Ω Ω Center Frequency Maximum Insertion Loss 925 - 960 MHz Excluding losses due to matching Including losses in matching test circuit shown below Amplitude Ripple 925 - 960 MHz Absolute Attenuation 0 - 880 MHz 880 - 905 MHz 905 - 915 MHz 980 - 1050 MHz 1050 - 6000 MHz Input VSWR 925 - 960 MHz Output VSWR 925 - 960 MHz Output Phase Balance φ(S31)- φ(S21) 925 - 960 MHz Output Amplitude Balance (|S31/S21|) 925 - 960 MHz Optimal Source Impedance (4) Optimal Load Impedance (4) Notes: 1. 2. 3. 4. All specifications are based on the test circuit shown below In production, devices will be tested at room temperature to a guardbanded specification to ensure electrical compliance over temperature Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances This is the complex conjugate of the unmatched filter’s impedance resulting in maximum power transfer Test Circuit: 3pF 50 Ω Single-ended Input 1 3 100Ω 18nH 50Ω Subject to change or obsolescence without notice 2,5 4 100 Ω Balanced Output 3pF Rev E 30-Jan-2003 Page 5 of 8 Part Number 855966 942.5 MHz SAW Filter Data Sheet Typical Performance (at +25oC) Subject to change or obsolescence without notice Rev E 30-Jan-2003 Page 6 of 8 Part Number 855966 942.5 MHz SAW Filter Data Sheet Matching Schematics Actual matching values may vary due to PCB layout and parasitics 1 50 Ω Single-ended Input 50Ω 3 2,5 1 50 Ω Single-ended Input 50Ω 30nH 150Ω 18nH 200Ω 4 150 Ω Balanced Output 3 2,5 4 200 Ω Balanced Output 3pF 1 50 Ω Single-ended Input 3 18nH 50Ω 2,5 4 100 Ω Balanced Output 3pF Marking PCB Footprint 2.59 Marking code Sawtek logo A JJJYM ID dot 100Ω Date code The date code consists of: JJJ = Julian day, Y = last digit of year, M = manufacturing site code Subject to change or obsolescence without notice 2.08 .69 .71 SQ .23 This footprint represents a recommendation only Dimensions shown are nominal in millimeters Rev E 30-Jan-2003 Page 7 of 8 Part Number 855966 942.5 MHz SAW Filter Data Sheet Tape and Reel 8.8 Ø330 2.7 Sawtek logo ID dot 4.0 0.254 Ø1.5 2.0 A 1.75 3.5 8.0 2.75 Ø102 Direction of travel Ø20.2 Ø13.0 1.1 2.0 4.0 Ø1.0 2.23 Section A-A A Dimensions shown are nominal in millimeters Packaging quantity: 10000 units/reel Maximum Ratings Parameter Operating Temperature Range Storage Temperature Range Symbol Minimum Maximum T Tstg -20 -40 +80 +85 Unit o C C o Warnings • • Electrostatic Sensitive Device (ESD) Avoid ultrasonic exposure Links to Additional Technical Information PCB Layout Tips Qualification Flowchart Soldering Profile S-Parameters Other Technical Information Sawtek’s liability is limited only to the Surface Acoustic Wave (SAW) component(s) described in this data sheet. Sawtek does not accept any liability for applications, processes, circuits or assemblies which are implemented using any Sawtek component described in this data sheet. Contact Information PO Box 609501 Orlando, FL 32860-9501 USA Subject to change or obsolescence without notice Or contact one of our worldwide Network of sales offices, Representatives or distributors Phone: +1 (407) 886-8860 Fax: +1 (407) 886-7061 Email: [email protected] Web: www.sawtek.com Rev E 30-Jan-2003 Page 8 of 8